San Antonio, Puerto Rico Weather
San Antonio, Puerto Rico — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, soil and crop conditions for San Antonio, Aguas Buenas County.
Flight conditions near San Antonio. Data source: locating…
Soil conditions, frost risk and crop weather for San Antonio.
About San Antonio, Puerto Rico
San Antonio unfolds across the verdant, rolling hills of Aguas Buenas municipality, a landscape sculpted by the persistent caress of tropical rains. It lies 4.2 miles west-north-west of Caguas, PR (from Caguas, PR: bearing 296°T), and is situated 6.7 miles south of Guaynabo. Here, the earth breathes a deep, humid scent, a mingling of damp soil, the faint sweetness of ripening fruit, and the ever-present whisper of unseen streams. The terrain is a complex mosaic, a tapestry of small farms and scattered homes clinging to slopes that fall away into shadowed valleys, where the air grows cooler and the light filters through a dense canopy of mango and flamboyan trees. In the late afternoon, the sun, a molten disc, casts long, languid shadows that stretch and distort the familiar contours of the land, imbuing the commonplace with a fleeting, ethereal beauty. The history of San Antonio is etched not in grand monuments, but in the enduring spirit of its people and the subtle shifts in its agricultural rhythms. For generations, this place has been a crucible for the cultivation of coffee and citrus, the very lifeblood of its local economy, though the scent of roasting beans is now more a memory than a constant presence. The land itself, a generous but demanding patron, dictates the pace of life, a gentle, persistent pulse that resonates in the quiet greetings exchanged on dusty paths and the communal gathering of families as dusk descends. Distinctive stone walls, remnants of earlier eras, still trace the boundaries of fields, silent witnesses to the resilience and adaptability of San Antonio's inhabitants, who continue to draw sustenance and meaning from this fertile corner of Puerto Rico.
Live animated radar for San Antonio and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | San Antonio, Aguas Buenas County, Puerto Rico |
| Coordinates | 18.260232°N, 66.106°W |
| Timezone | Atlantic Standard Time — no DST (America/Puerto_Rico) |
| ZIP Code(s) | 00603 |
| Area Code | 787, 939 |
| Page generated | July 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This San Antonio, Puerto Rico Weather Page
This page provides live weather conditions and forecasts for San Antonio, Puerto Rico, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, real-time aviation weather (live METAR and TAF reports from the nearest reporting airport, with a modeled estimate shown when no station is in range), precipitation radar and NOAA GOES-16 satellite imagery. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for San Antonio includes coordinates 18.260232°N, 66.106000°W, situated in Aguas Buenas County. ZIP code 00603. Telephone area code: 787, 939. Timezone: Atlantic Standard Time — no DST (America/Puerto_Rico).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. Aviation data is sourced from aviationweather.gov (NOAA), with a modeled estimate used where no nearby reporting station is available. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
